
Low voltage surge protective devices -- Part 21: Surge protective devices connected to telecommunications and signalling networks -- Performance requirements and testing methods
NORMA vydána dne 20.6.2014
Designation standards: JIS C5381-21:2014
Publication date standards: 20.6.2014
The number of pages: 56
Approximate weight : 168 g (0.37 lbs)
Country: Other standards
Kategorie: Technické normy JIS